| Man’yō Name | Yama’awi 山藍（ やまあゐ） |
| Modern Name | Yama’ai 山藍（ヤマアイ） |
| English Names | Mercury |
| Scientific Name | F. Euphorbiaceae Mercurialis leiocarpa |
| Distribution | Honshu, Shikoku, Kyushu |
| Appearance | |
| Seasonal Association |
Poems (1)
| MYS IX: 1742 |
| Man’yō Name | Yama’awi 山藍（ やまあゐ） |
| Modern Name | Yama’ai 山藍（ヤマアイ） |
| English Names | Mercury |
| Scientific Name | F. Euphorbiaceae Mercurialis leiocarpa |
| Distribution | Honshu, Shikoku, Kyushu |
| Appearance | |
| Seasonal Association |
| MYS IX: 1742 |